17-letter words containing p, r, e, a, y
- sodium pyroborate — borax1 .
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spectroscopically — an optical device for producing and observing a spectrum of light or radiation from any source, consisting essentially of a slit through which the radiation passes, a collimating lens, and an Amici prism.
- spectrum analyser — an instrument that splits an input waveform into its frequency components, which are then displayed
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- split keyboarding — the act or practice of editing data from one terminal on another terminal
- split personality — multiple personality.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
- stereolithography — a process for creating three-dimensional objects using a computer-controlled laser to build up the required structure, layer by layer, from a liquid photopolymer that solidifies.
- stereophotography — photography producing stereoscopic images.
- stray capacitance — undesired capacitance in equipment, occurring between the wiring, between the wiring and the chassis, or between components and the chassis
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- supervisory board — a board of management of which nonmanagerial workers are members, having supervisory powers over some aspects of management decision-making
- tapestry brussels — a carpet made with three-ply or four-ply worsted yarn drawn up in uncut loops to form a pattern over the entire surface (body Brussels) or made of worsted or woolen yarns on which a pattern is printed (tapestry Brussels)
- temporary account — A temporary account is an account which is closed out at the end of the year.
- terminal capacity — The terminal capacity is the volume which can be stored in a terminal (= building or area with tanks).
- ternary operation — an operation in a mathematical system by which three elements are combined to yield a single result.
- tertiary syphilis — the third stage of syphilis, characterized by involvement of the internal organs, especially the brain, spinal cord, heart, and liver.
- the lord's prayer — the, the prayer given by Jesus to His disciples, and beginning with the words Our Father. Matt. 6:9–13; Luke 11:2–4.
- to keep your head — If you keep your head, you remain calm in a difficult situation. If you lose your head, you panic or do not remain calm in a difficult situation.
- to play it by ear — If you play it by ear, you decide what to say or do in a situation by responding to events rather than by following a plan which you have decided on in advance.
- to play with fire — If you say that someone is playing with fire, you mean that they are doing something dangerous that may result in great harm for them and cause many problems.
- tolpuddle martyrs — six farm workers sentenced to transportation for seven years in 1834 for administering an unlawful oath to form a trade union in the village of Tolpuddle, Dorset
- tympanic membrane — eardrum.
- unemployment rate — percentage of population without jobs
- unproportionately — proportioned; being in due proportion; proportional.
- video disk player — a device that reads the information on a video disc
- visually impaired — (of a person) having reduced vision so severe as to constitute a handicap.
- volleyball player — sportsperson: plays volleyball
- walleye surfperch — a common black and silvery surfperch (Hyperprosopon argenteum) found off the coast of California
- zoogeographically — In a zoogeographical way.
- zygomatic process — any of several bony processes that articulate with the cheekbone.